Two men and a woman have pleaded guilty for their roles in a botched marijuana heist in Denver in which one man was killed and another was shot, authorities say.

Seth Michael Binns, 27, Ryan Arellano, 28, and Mackenzie Fay, 24, pleaded guilty to various robbery charges in plea agreements that led to dismissal of felony murder charges. They will be sentenced on April 20.

Murder and attempted murder charges are pending against alleged co-conspirator Joshua Scott Binns, 32, in connection to the Nov. 8, 2016, murder of Charles Polzin, 50, and the shooting of Polzin’s son, who was not named.

Kirk Mitchell is a general assignment reporter at The Denver Post who focuses on criminal justice stories. He began working at the newspaper in 1998, after writing for newspapers in Mesa, Ariz., and Twin Falls, Idaho, and The Associated Press in Salt Lake City. Mitchell first started writing the Cold Case blog in Fall 2007, in part because Colorado has more than 1,400 unsolved homicides.

Prosecutors and investigators on Friday detailed the rising tensions between the two neighbors, a combative relationship that ended with the fatal shooting of the 46-year-old Cunningham, an assistant high school principal in Aurora and former University of Colorado football star.